this derivation will be built:
  /nix/store/sqr8dfdq9p64yag59ds0z8g535vhj6zb-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/sqr8dfdq9p64yag59ds0z8g535vhj6zb-bcachefs-module-7.0.0-29-generic.drv'...